c = 6 + 2
print(c)
print("哈哈哈你好")
world = "hg" + "love" + "lmh"
print(world[3:5])
print("<" + world * 5 + ">")
print(len(world))
a = ['ok1', 'ok2', 'ok3', 111, 'x', 'x', 111]
a = a[:4] + ['1000']
print(a)
for x in range(1, 10):
    if x % 2 == 0:
        print(x)
        print("evennum")
    else:
        print(x)
        print("oddnum")
worlds = ['sdj', 'dasda', 'fdsfg']
for w in worlds:
    print(w)
    print(len(w))
xxx = 10, 20, 'hha'
print(worlds[0])
